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Subject: Re: [boost] [test] unit test command-line handling
From: Stefan Seefeld (stefan_at_[hidden])
Date: 2018-09-14 18:12:56

On 2018-09-13 02:53 PM, Raffi Enficiaud via Boost wrote:
> On 13.09.18 00:50, Stefan Seefeld via Boost wrote:
>> On 09/12/18 14:28, Raffi Enficiaud wrote:
>>> On 12.09.18 00:21, Stefan Seefeld via Boost wrote:
>>>> * What (non-deprecated) API can I use to access command-line arguments
>>>> during test initialization ?
>>> By "test initialization", do you mean before the first test starts?
>> Yes.
>>> The argc/argv are available to the master test suite:
>> I see. That code could use a bit of an explanation. You present a
>> function that takes "argc" and "argv" as input, but rather than using
>> those variables themselves, you access the argument vector via
>> "framework::master_test_suite().argc" etc.. I find that a bit...em...
>> counter-intuitive. What's the rationale for that ? Is the function
>> argument the full argument vector, including the ones already consumed
>> by Boost.Test itself ?
> Apart from the historical side of this design, this has two benefits IMO:
> 1- the argc/argv passed to the rest of the test module at runtime may
> have been altered, either by the test module itself (dropping some
> params in a global fixture), or by the boost.test framework. The
> argc/argv seen by the test module are the ones that appear after the --
> 2- the master test suite is a singleton, so you do not need to pass
> around argc/argv

And what about the return value ? What does it mean to return 0, or
something else ?



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